HK Weather Prediction Market Pipeline: WeatherNext + HKO + Polymarket

- Open-Meteo WeatherNext API client for HK forecasts
- HKO public data client (current conditions, 9-day forecast, typhoon warnings)
- HK-specific weather extraction and calibration
- Polymarket market scanning, price discovery, and market creation proposals
- Trading strategy engine: edge detection, Kelly criterion sizing, probability calibration
- End-to-end pipeline with dry-run mode and scheduled runner
- Interactive dashboard with live HK weather + forecasts + trading signals

Dependencies: Python 3.10+, openmeteo-requests, pandas
No API keys needed for dry-run mode.
Polymarket trading requires private key in .env.

.env.example

@@ -0,0 +1,16 @@
+# Environment variables template
+# Copy to .env and fill in your keys
+
+# Open-Meteo API (free tier works without key)
+OPENMETEO_API_KEY=
+
+# Polymarket - generate at https://clob.polymarket.com/settings
+POLYMARKET_PRIVATE_KEY=
+POLYMARKET_FUNDER=
+
+# HKO Open Data API
+HKO_OPEN_DATA_KEY=
+
+# CDS API for ECMWF data (free registration at https://cds.climate.copernicus.eu)
+CDSAPI_KEY=
+CDSAPI_URL=https://cds.climate.copernicus.eu/api